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Michigan Air Toxics System
Initial Threshold Screening Level/Initial Risk Screening Level (ITSL/IRSL)
Toxics Screening Level Query Results

The results of your search are displayed below. Click any column heading to sort.
Click here to see descriptions of column headings.
If a number appears in the "notes" column for a given, chemical, see the definition on the bottom of this page.
 
It is possible to cut and paste the table below into a spreadsheet program for further manipulation.

Page 37 of 52 - 1277 record(s) matched your criteria

CAS Number Chemical Name Notes Status ITSL (μg/m3) Averaging Time Second ITSL (μg/m3) Second ITSL Avg Time IRSL
(μg/m3)
SRSL
(μg/m3)
Carc Avg Time
64742467 hydrotreated middle distillate 11 FINAL 50 8 hr          
64741884 solvent refined heavy paraffnic distillate 11 FINAL 50 8 hr          
64741895 distillates (petroleum) solvent-refined light paraffinic 11 FINAL 50 8 hr          
64741419 naphtha heavy straight run 1 FINAL 3500 8 hr          
64475850 mineral spirits 1 FINAL 3500 8 hr          
64741646 naphtha, full range alkylate 1 FINAL 3500 8 hr          
64741657 heavy alkylate naphtha 1 FINAL 3500 8 hr          
61790532 amorphous silica - diatomaceous earth 28 FINAL 60 8 hr          
60676860 amorphous silica - fused silica 28 FINAL 60 8 hr          
27253312 cobalt neodecanoate   FINAL 1.4 8 hr          
28300745 antimony potassium tartrate   FINAL 5 8 hr          
26952216 isooctanol   FINAL 2700 8 hr          
25584832 hydroxypropyl acrylate   FINAL 28 8 hr          
18868434 molybdenum dioxide   FINAL 30 8 hr          
16893859 sodium silicofluoride   FINAL 250 8 hr          
15096523 sodium aluminum fluoride   FINAL 270 8 hr          
16065831 Chromium, trivalent   FINAL 5 8 hr          
16079882 1-bromo-3-chloro-5,5-dimethylhydantoin   FINAL 2 8 hr          
13466789 carene, delta 18 FINAL 1120 8 hr          
12054852 ammonium molybdate   FINAL 5 8 hr          
12070121 tungsten carbide 6 FINAL 50 8 hr          
13410010 selenic acid 34 FINAL 2 8 hr          
13463677 titanium dioxide   FINAL 24 8 hr          
10102188 sodium selenite 34 FINAL 2 8 hr          
8001794 castor oil   FINAL 50 8 hr          
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    Notes: For a list of notes which correspond to any numbers which may appear in the �Notes� column above, please follow this link.
https://www.michigan.gov/egle/-/media/Project/Websites/egle/Documents/Programs/AQD/toxics/itsl-irsl-screening-level-footnotes.pdf  

 
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For issues related to ITSL/IRSL database content, contact Doreen Lehner at [email protected] or (517) 582-3779.


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